/* sections.css - Секции: hero, услуги, цены, почему мы, FAQ, форма, футер */

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: 86vh;
    display: flex;
    align-items: center;
    padding: 80px 0 56px;
    background:
        radial-gradient(900px 500px at 85% -10%, rgba(37, 99, 235, 0.08), transparent 60%),
        radial-gradient(700px 400px at -10% 110%, rgba(37, 99, 235, 0.06), transparent 60%),
        var(--color-bg);
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 55% 45%;
    align-items: center;
    gap: 48px;
}

.hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background-color: var(--color-primary-soft);
    color: var(--color-primary-dark);
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 0.02em;
    border-radius: var(--radius-full);
    margin-bottom: 24px;
}

.hero-kicker::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-primary);
    animation: kicker-pulse 2s ease-in-out infinite;
}

@keyframes kicker-pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.45);
    }
    60% {
        box-shadow: 0 0 0 6px rgba(37, 99, 235, 0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .hero-kicker::before {
        animation: none;
    }
}

/* Телефон рядом с основной CTA — второй путь конверсии */
.hero-phone {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 20px;
    letter-spacing: -0.01em;
    color: var(--color-ink);
    white-space: nowrap;
}

.hero-phone svg {
    color: var(--color-primary);
}

.hero-phone:hover {
    color: var(--color-primary);
}

.hero-title {
    max-width: 620px;
    text-wrap: balance;
    font-size: clamp(44px, 4.6vw, 52px);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.01em; /* трекинг -1% */
    color: var(--color-ink);
    margin-bottom: 24px;
}

.hero-title .highlight {
    color: var(--color-primary);
    white-space: nowrap;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.55;
    color: #475569;
    max-width: 520px;
    margin-bottom: 32px;
}

/* Стата в hero: горизонтальный ряд 3 колонок */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, auto);
    justify-content: start;
    gap: 40px;
    margin-bottom: 32px;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value {
    display: flex;
    align-items: baseline;
    gap: 2px;
}

.stat-number {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 36px;
    line-height: 1.1;
    letter-spacing: -0.01em;
    color: var(--color-ink);
}

.stat-suffix {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 24px;
    color: var(--color-primary);
}

.stat-label {
    font-size: 14px;
    color: var(--color-gray-500);
    line-height: 1.4;
    max-width: 140px;
}

/* Разделители между статами */
.stat + .stat {
    position: relative;
    padding-left: 40px;
}

.stat + .stat::before {
    content: "";
    position: absolute;
    left: 0;
    top: 6px;
    bottom: 6px;
    width: 1px;
    background-color: var(--color-gray-200);
}

/* CTA-кнопки hero */
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 0;
}

/* Правая колонка — фото */
.hero-media-col {
    display: flex;
    justify-content: flex-end;
}

@media (max-width: 1024px) {
    .hero {
        min-height: 0;
        padding: 64px 0 56px;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-media-col {
        justify-content: center;
    }

    .hero-media-frame {
        max-width: 560px;
        margin: 0 auto;
    }
}

@media (max-width: 640px) {
    .hero-stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    .stat + .stat {
        padding-left: 16px;
    }

    .stat-number {
        font-size: 28px;
    }

    .stat-label {
        max-width: none;
    }

    .hero-actions .btn {
        width: 100%;
    }
}

/* ===== Секция услуг ===== */
.services {
    padding: var(--space-section) 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: 32px 24px;
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.service-card:focus-visible {
    outline: 3px solid rgba(37, 99, 235, 0.4);
    outline-offset: 2px;
}

.service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background-color: var(--color-primary-soft);
    margin-bottom: 8px;
}

.service-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--color-primary);
}

.service-card h3 {
    font-size: 19px;
    font-weight: 800;
    margin-bottom: 0;
}

.service-card > p {
    font-size: 15px;
    line-height: 1.55;
    color: var(--color-gray-500);
    margin-bottom: 8px;
    flex-grow: 1;
}

.service-brands,
.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

/* Теги брендов */
.brand-tag {
    display: inline-flex;
    padding: 4px 10px;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    color: var(--color-gray-600);
    background-color: var(--color-bg-alt);
}

/* Примечание-сноска внутри карточки */
.service-note {
    margin-top: auto;
    padding-top: 12px;
    font-size: 13px;
    line-height: 1.45;
    color: var(--color-gray-500);
}

.service-note .footnote-ref {
    margin-right: 4px;
}

@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== Секция цен ===== */
.prices {
    padding: var(--space-section) 0;
    background-color: var(--color-bg-alt);
}

.prices-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 24px; /* воздух над рядом карточек */
}

.price-card {
    position: relative;
    display: flex;
    flex-direction: column;
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: 32px 24px;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.price-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.price-card.popular {
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-md);
}

/* Бейдж «Популярно»: во внутрикарточном потоке, не налезает на заголовок */
.popular-badge {
    display: inline-flex;
    align-self: flex-start;
    align-items: center;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    background-color: var(--color-primary);
    color: var(--color-white);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    margin-bottom: 24px; /* воздух до подзаголовка */
}

.price-card h3 {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 8px;
}

.price-card > p {
    font-size: 14px;
    line-height: 1.5;
    color: var(--color-gray-500);
    margin-bottom: 16px;
    flex-grow: 0;
}

.price {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 34px;
    line-height: 1.1;
    letter-spacing: -0.01em;
    color: var(--color-primary);
    margin-bottom: 24px;
    margin-top: auto; /* цена прижата к одной базовой линии через flex */
}

.price .price-prefix {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-gray-500);
    margin-right: 6px;
}

.price sup {
    font-size: 14px;
    top: -0.9em;
    position: relative;
    line-height: 0;
}

.price-features {
    list-style: none;
    padding: 0;
    margin: 0;
    border-top: 1px solid var(--color-gray-100);
    padding-top: 20px;
}

.price-features li {
    margin-bottom: 8px;
    padding-left: 24px;
    position: relative;
    font-size: 14px;
    line-height: 1.5;
    color: var(--color-gray-600);
}

.price-features li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 5px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: var(--color-success);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2.5 6.5l2.5 2.5 4.5-5' fill='none' stroke='white' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-size: 10px;
    background-position: center;
    background-repeat: no-repeat;
}

/* Сноски секции цен */
.prices-notes {
    margin-top: 48px;
    padding: 24px 28px;
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-gray-600);
}

.prices-notes p {
    margin-bottom: 6px;
}

.prices-notes p:last-child {
    margin-bottom: 0;
}

.prices-notes .footnote-def {
    font-weight: 700;
    color: var(--color-ink);
    margin-right: 6px;
}

@media (max-width: 1024px) {
    .prices-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .prices-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== Почему мы ===== */
.why-us {
    padding: var(--space-section) 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.benefit-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: 32px 24px;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background-color: var(--color-primary-soft);
    margin-bottom: 8px;
}

.benefit-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--color-primary);
}

.benefit-card h3 {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 0;
}

.benefit-card p {
    font-size: 15px;
    line-height: 1.55;
    color: var(--color-gray-500);
    margin-bottom: 0;
}

@media (max-width: 1024px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .benefits-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== FAQ ===== */
.faq {
    padding: var(--space-section) 0;
    background-color: var(--color-bg-alt);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Единый компонент аккордеона: плюс с rotate-анимацией */
.faq-item {
    background-color: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.faq-item.active {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background-color: transparent;
    border: none;
    text-align: left;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 17px;
    line-height: 1.4;
    color: var(--color-ink);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: color 0.2s ease;
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-question:focus-visible {
    outline: 3px solid rgba(37, 99, 235, 0.4);
    outline-offset: -3px;
    border-radius: var(--radius-lg);
}

/* SVG-плюс, поворот на 45° при раскрытии */
.faq-icon {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--color-primary-soft);
    color: var(--color-primary);
    transition: transform 0.3s ease, background-color 0.2s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
    background-color: var(--color-primary);
    color: var(--color-white);
}

.faq-answer {
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 24px 24px;
    max-height: 400px;
}

.faq-answer p {
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-gray-600);
    margin: 0;
}

/* ===== Форма заявки ===== */
.form-section {
    padding: var(--space-section) 0;
}

.form-wrapper {
    max-width: 620px;
    margin: 0 auto;
    background-color: var(--color-white);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-2xl);
    padding: 48px;
    box-shadow: var(--shadow-lg);
}

.form-header {
    text-align: center;
    margin-bottom: 32px;
}

.form-header h2 {
    text-wrap: balance;
    font-size: clamp(24px, 2.6vw, 32px);
    margin-bottom: 8px;
}

.form-header p {
    font-size: 16px;
    color: var(--color-gray-500);
    margin-bottom: 0;
}

@media (max-width: 640px) {
    .form-wrapper {
        padding: 24px 20px;
    }
}

/* ===== Футер ===== */
.footer {
    background-color: var(--color-ink);
    color: var(--color-gray-300);
    padding: 64px 0 32px;
}

.footer a {
    color: var(--color-gray-300);
}

.footer a:hover {
    color: var(--color-white);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-section h3 {
    font-size: 17px;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 16px;
}

.footer-section p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-gray-400);
    margin-bottom: 8px;
}

.footer-bottom {
    padding-top: 24px;
    font-size: 13px;
    color: var(--color-gray-500);
    text-align: center;
}

.footer-bottom p {
    margin-bottom: 0;
}

/* Сноски в футере — целевые якоря для foot-note-ref */
.footnotes {
    margin-top: 32px;
}

.footnotes h3 {
    font-size: 15px;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}